UVs attribute names for native

src/Engines/Native/nativeShaderProcessor.ts

@@ -7,6 +7,9 @@ const attributeLocations: { [kind: string]: number } = {
     [VertexBuffer.NormalKind]: 1,
     [VertexBuffer.TangentKind]: 2,
     [VertexBuffer.UVKind]: 10,
+    [VertexBuffer.UV2Kind]: 11,
+    [VertexBuffer.UV3Kind]: 12,
+    [VertexBuffer.UV4Kind]: 13,
     [VertexBuffer.ColorKind]: 4,
     [VertexBuffer.MatricesIndicesKind]: 8,
     [VertexBuffer.MatricesWeightsKind]: 9,
@@ -16,9 +19,12 @@ const attributeBGFXName: { [kind: string]: string } = {
     [VertexBuffer.PositionKind]: "a_position",
     [VertexBuffer.NormalKind]: "a_normal",
     [VertexBuffer.TangentKind]: "a_tangent",
-    [VertexBuffer.UVKind]: "a_uv",
-    [VertexBuffer.ColorKind]: "a_color",
-    [VertexBuffer.MatricesIndicesKind]: "a_index",
+    [VertexBuffer.UVKind]: "a_texcoord0",
+    [VertexBuffer.UV2Kind]: "a_texcoord1",
+    [VertexBuffer.UV3Kind]: "a_texcoord2",
+    [VertexBuffer.UV4Kind]: "a_texcoord3",
+    [VertexBuffer.ColorKind]: "a_color0",
+    [VertexBuffer.MatricesIndicesKind]: "a_indices",
     [VertexBuffer.MatricesWeightsKind]: "a_weight",
 };